linux-stable/arch/arm/boot/dts/at91sam9m10g45ek.dts
Alexandre Belloni 66844c749c ARM: at91/dt: at91sam9m10g45ek PWM leds polarity is inversed
The real polarity of the LEDs is inversed. The led is between 3.3v and the PWM.
It was working before because the driver was getting the duty cycle calculation
wrong.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2014-04-18 18:07:54 +02:00

295 lines
5.6 KiB
Text

/*
* at91sam9m10g45ek.dts - Device Tree file for AT91SAM9M10G45-EK board
*
* Copyright (C) 2011 Atmel,
* 2011 Nicolas Ferre <nicolas.ferre@atmel.com>
*
* Licensed under GPLv2 or later.
*/
/dts-v1/;
#include "at91sam9g45.dtsi"
#include <dt-bindings/pwm/pwm.h>
/ {
model = "Atmel AT91SAM9M10G45-EK";
compatible = "atmel,at91sam9m10g45ek", "atmel,at91sam9g45", "atmel,at91sam9";
chosen {
bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";
};
memory {
reg = <0x70000000 0x4000000>;
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
main_clock: clock@0 {
compatible = "atmel,osc", "fixed-clock";
clock-frequency = <12000000>;
};
};
ahb {
apb {
dbgu: serial@ffffee00 {
status = "okay";
};
usart1: serial@fff90000 {
pinctrl-0 =
<&pinctrl_usart1
&pinctrl_usart1_rts
&pinctrl_usart1_cts>;
status = "okay";
};
macb0: ethernet@fffbc000 {
phy-mode = "rmii";
status = "okay";
};
i2c0: i2c@fff84000 {
status = "okay";
};
i2c1: i2c@fff88000 {
status = "okay";
};
watchdog@fffffd40 {
status = "okay";
};
mmc0: mmc@fff80000 {
pinctrl-0 = <
&pinctrl_board_mmc0
&pinctrl_mmc0_slot0_clk_cmd_dat0
&pinctrl_mmc0_slot0_dat1_3>;
status = "okay";
slot@0 {
reg = <0>;
bus-width = <4>;
cd-gpios = <&pioD 10 GPIO_ACTIVE_HIGH>;
};
};
mmc1: mmc@fffd0000 {
pinctrl-0 = <
&pinctrl_board_mmc1
&pinctrl_mmc1_slot0_clk_cmd_dat0
&pinctrl_mmc1_slot0_dat1_3>;
status = "okay";
slot@0 {
reg = <0>;
bus-width = <4>;
cd-gpios = <&pioD 11 GPIO_ACTIVE_HIGH>;
wp-gpios = <&pioD 29 GPIO_ACTIVE_HIGH>;
};
};
pinctrl@fffff200 {
mmc0 {
pinctrl_board_mmc0: mmc0-board {
atmel,pins =
<AT91_PIOD 10 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PD10 gpio CD pin pull up and deglitch */
};
};
mmc1 {
pinctrl_board_mmc1: mmc1-board {
atmel,pins =
<AT91_PIOD 11 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH /* PD11 gpio CD pin pull up and deglitch */
AT91_PIOD 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; /* PD29 gpio WP pin pull up */
};
};
pwm0 {
pinctrl_pwm_leds: pwm-led {
atmel,pins =
<AT91_PIOD 0 AT91_PERIPH_B AT91_PINCTRL_PULL_UP /* PD0 periph B */
AT91_PIOD 31 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>; /* PD31 periph B */
};
};
};
spi0: spi@fffa4000{
status = "okay";
cs-gpios = <&pioB 3 0>, <0>, <0>, <0>;
mtd_dataflash@0 {
compatible = "atmel,at45", "atmel,dataflash";
spi-max-frequency = <13000000>;
reg = <0>;
};
};
usb2: gadget@fff78000 {
atmel,vbus-gpio = <&pioB 19 GPIO_ACTIVE_HIGH>;
status = "okay";
};
adc0: adc@fffb0000 {
pinctrl-names = "default";
pinctrl-0 = <
&pinctrl_adc0_ad0
&pinctrl_adc0_ad1
&pinctrl_adc0_ad2
&pinctrl_adc0_ad3
&pinctrl_adc0_ad4
&pinctrl_adc0_ad5
&pinctrl_adc0_ad6
&pinctrl_adc0_ad7>;
atmel,adc-ts-wires = <4>;
status = "okay";
};
pwm0: pwm@fffb8000 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm_leds>;
};
};
fb0: fb@0x00500000 {
display = <&display0>;
status = "okay";
display0: display {
bits-per-pixel = <32>;
atmel,lcdcon-backlight;
atmel,dmacon = <0x1>;
atmel,lcdcon2 = <0x80008002>;
atmel,guard-time = <9>;
atmel,lcd-wiring-mode = "RGB";
display-timings {
native-mode = <&timing0>;
timing0: timing0 {
clock-frequency = <9000000>;
hactive = <480>;
vactive = <272>;
hback-porch = <1>;
hfront-porch = <1>;
vback-porch = <40>;
vfront-porch = <1>;
hsync-len = <45>;
vsync-len = <1>;
};
};
};
};
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "soft";
nand-on-flash-bbt;
status = "okay";
boot@0 {
label = "bootstrap/uboot/kernel";
reg = <0x0 0x400000>;
};
rootfs@400000 {
label = "rootfs";
reg = <0x400000 0x3C00000>;
};
data@4000000 {
label = "data";
reg = <0x4000000 0xC000000>;
};
};
usb0: ohci@00700000 {
status = "okay";
num-ports = <2>;
atmel,vbus-gpio = <&pioD 1 GPIO_ACTIVE_LOW
&pioD 3 GPIO_ACTIVE_LOW>;
};
usb1: ehci@00800000 {
status = "okay";
};
};
leds {
compatible = "gpio-leds";
d8 {
label = "d8";
gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
pwmleds {
compatible = "pwm-leds";
d6 {
label = "d6";
pwms = <&pwm0 3 5000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
linux,default-trigger = "nand-disk";
};
d7 {
label = "d7";
pwms = <&pwm0 1 5000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
linux,default-trigger = "mmc0";
};
};
gpio_keys {
compatible = "gpio-keys";
left_click {
label = "left_click";
gpios = <&pioB 6 GPIO_ACTIVE_LOW>;
linux,code = <272>;
gpio-key,wakeup;
};
right_click {
label = "right_click";
gpios = <&pioB 7 GPIO_ACTIVE_LOW>;
linux,code = <273>;
gpio-key,wakeup;
};
left {
label = "Joystick Left";
gpios = <&pioB 14 GPIO_ACTIVE_LOW>;
linux,code = <105>;
};
right {
label = "Joystick Right";
gpios = <&pioB 15 GPIO_ACTIVE_LOW>;
linux,code = <106>;
};
up {
label = "Joystick Up";
gpios = <&pioB 16 GPIO_ACTIVE_LOW>;
linux,code = <103>;
};
down {
label = "Joystick Down";
gpios = <&pioB 17 GPIO_ACTIVE_LOW>;
linux,code = <108>;
};
enter {
label = "Joystick Press";
gpios = <&pioB 18 GPIO_ACTIVE_LOW>;
linux,code = <28>;
};
};
};